mirror of
https://github.com/open-telemetry/opentelemetry-go.git
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a485d0ec64
* Update License header for all source files - Add Apache 2.0 header to source files that did not have one. - Update all existing headers dated to 2019 to be 2020 - Remove comma from License header to comply with the Apache 2.0 guidelines. * Update Copyright notice Use the standard Copyright notices outlined by the [CNCF](https://github.com/cncf/foundation/blob/master/copyright-notices.md#copyright-notices)
66 lines
1.7 KiB
Go
66 lines
1.7 KiB
Go
// Copyright The OpenTelemetry Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package trace
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import (
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"reflect"
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"testing"
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)
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func init() {
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}
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func TestAdd(t *testing.T) {
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q := newEvictedQueue(3)
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q.add("value1")
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q.add("value2")
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if wantLen, gotLen := 2, len(q.queue); wantLen != gotLen {
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t.Errorf("got queue length %d want %d", gotLen, wantLen)
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}
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}
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func (eq *evictedQueue) queueToArray() []string {
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arr := make([]string, 0)
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for _, value := range eq.queue {
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arr = append(arr, value.(string))
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}
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return arr
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}
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func TestDropCount(t *testing.T) {
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q := newEvictedQueue(3)
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q.add("value1")
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q.add("value2")
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q.add("value3")
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q.add("value1")
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q.add("value4")
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if wantLen, gotLen := 3, len(q.queue); wantLen != gotLen {
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t.Errorf("got queue length %d want %d", gotLen, wantLen)
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}
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if wantDropCount, gotDropCount := 2, q.droppedCount; wantDropCount != gotDropCount {
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t.Errorf("got drop count %d want %d", gotDropCount, wantDropCount)
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}
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wantArr := []string{"value3", "value1", "value4"}
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gotArr := q.queueToArray()
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if wantLen, gotLen := len(wantArr), len(gotArr); gotLen != wantLen {
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t.Errorf("got array len %d want %d", gotLen, wantLen)
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}
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if !reflect.DeepEqual(gotArr, wantArr) {
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t.Errorf("got array = %#v; want %#v", gotArr, wantArr)
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}
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}
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